
001package ca.uhn.fhir.util; 002 003/* 004 * #%L 005 * HAPI FHIR - Core Library 006 * %% 007 * Copyright (C) 2014 - 2022 Smile CDR, Inc. 008 * %% 009 * Licensed under the Apache License, Version 2.0 (the "License"); 010 * you may not use this file except in compliance with the License. 011 * You may obtain a copy of the License at 012 * 013 * http://www.apache.org/licenses/LICENSE-2.0 014 * 015 * Unless required by applicable law or agreed to in writing, software 016 * distributed under the License is distributed on an "AS IS" BASIS, 017 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 018 * See the License for the specific language governing permissions and 019 * limitations under the License. 020 * #L% 021 */ 022 023import java.util.List; 024 025import org.hl7.fhir.instance.model.api.IBase; 026import org.hl7.fhir.instance.model.api.IBaseResource; 027 028import ca.uhn.fhir.context.BaseRuntimeChildDefinition; 029import ca.uhn.fhir.context.BaseRuntimeElementDefinition; 030 031/** 032 * @see FhirTerser#visit(IBaseResource, IModelVisitor) 033 */ 034public interface IModelVisitor { 035 036 /** 037 * @param theResource 038 * The resource being visited (note that generally this will be the resource upon which 039 * visit was originally called, but in the case of descending into contained resources this will be the contained resource instead) 040 * @param theElement 041 * The element 042 * @param theChildDefinition 043 * May be null if this is a root element 044 * @param theDefinition 045 */ 046 void acceptElement(IBaseResource theResource, IBase theElement, List<String> thePathToElement, BaseRuntimeChildDefinition theChildDefinition, BaseRuntimeElementDefinition<?> theDefinition); 047 048}